[INFO] cloning repository https://github.com/darkstalker/clebsch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/darkstalker/clebsch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkstalker%2Fclebsch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkstalker%2Fclebsch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d51d76af3cc5aadbba29d8f669b6c779acc911be
[INFO] checking darkstalker/clebsch against try#d990716b6a1fdde1300748828a9c9e79dfd0b898 for pr-74846
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdarkstalker%2Fclebsch" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/darkstalker/clebsch on toolchain d990716b6a1fdde1300748828a9c9e79dfd0b898
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/darkstalker/clebsch
[INFO] finished tweaking git repo https://github.com/darkstalker/clebsch
[INFO] tweaked toml for git repo https://github.com/darkstalker/clebsch written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/darkstalker/clebsch already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-10/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 342a8907e01a1d4f6138785e50c37db74b5954db49b4fc7df8a787f5bf1714b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "342a8907e01a1d4f6138785e50c37db74b5954db49b4fc7df8a787f5bf1714b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "342a8907e01a1d4f6138785e50c37db74b5954db49b4fc7df8a787f5bf1714b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "342a8907e01a1d4f6138785e50c37db74b5954db49b4fc7df8a787f5bf1714b2", kill_on_drop: false }`
[INFO] [stdout] 342a8907e01a1d4f6138785e50c37db74b5954db49b4fc7df8a787f5bf1714b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+d990716b6a1fdde1300748828a9c9e79dfd0b898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb074731c11c0c0ee9cbc44fc47d0d781a1d995410122221ada924e2ab4a7e8c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cb074731c11c0c0ee9cbc44fc47d0d781a1d995410122221ada924e2ab4a7e8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.3.0
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.3.0
[INFO] [stderr]     Checking num-complex v0.3.0
[INFO] [stderr]     Checking num v0.3.0
[INFO] [stderr]     Checking clebsch v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:30:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         try!(writeln!(file, "{} {} {} {} {} {} {} {}", tj1, tm1, tj2, tm2, tj12, tm12, s, r));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:30:25
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         try!(writeln!(file, "{} {} {} {} {} {} {} {}", tj1, tm1, tj2, tm2, tj12, tm12, s, r));
[INFO] [stdout]    |                         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.63s
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cb074731c11c0c0ee9cbc44fc47d0d781a1d995410122221ada924e2ab4a7e8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb074731c11c0c0ee9cbc44fc47d0d781a1d995410122221ada924e2ab4a7e8c", kill_on_drop: false }`
[INFO] [stdout] cb074731c11c0c0ee9cbc44fc47d0d781a1d995410122221ada924e2ab4a7e8c